21127472760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{599}}^1\times {\mathrm{1699}}^1$

素因数の和:2485

約数の個数: 128

約数和(自身を含む): 63892800000

約数和(自身を除く): 42765327240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173, 346, 519, 599, 692, 865, 1038, 1198, 1384, 1699, 1730, 1797, 2076, 2396, 2595, 2995, 3398, 3460, 3594, 4152, 4792, 5097, 5190, 5990, 6796, 6920, 7188, 8495, 8985, 10194, 10380, 11980, 13592, 14376, 16990, 17970, 20388, 20760, 23960, 25485, 33980, 35940, 40776, 50970, 67960, 71880, 101940, 103627, 203880, 207254, 293927, 310881, 414508, 518135, 587854, 621762, 829016, 881781, 1017701, 1036270, 1175708, 1243524, 1469635, 1554405, 1763562, 2035402, 2072540, 2351416, 2487048, 2939270, 3053103, 3108810, 3527124, 4070804, 4145080, 4408905, 5088505, 5878540, 6106206, 6217620, 7054248, 8141608, 8817810, 10177010, 11757080, 12212412, 12435240, 15265515, 17635620, 20354020, 24424824, 30531030, 35271240, 40708040, 61062060, 122124120, 176062273, 352124546, 528186819, 704249092, 880311365, 1056373638, 1408498184, 1760622730, 2112747276, 2640934095, 3521245460, 4225494552, 5281868190, 7042490920, 10563736380, 21127472760]

約数ペア:

[(1, 21127472760), (2, 10563736380), (3, 7042490920), (4, 5281868190), (5, 4225494552), (6, 3521245460), (8, 2640934095), (10, 2112747276), (12, 1760622730), (15, 1408498184), (20, 1056373638), (24, 880311365), (30, 704249092), (40, 528186819), (60, 352124546), (120, 176062273), (173, 122124120), (346, 61062060), (519, 40708040), (599, 35271240), (692, 30531030), (865, 24424824), (1038, 20354020), (1198, 17635620), (1384, 15265515), (1699, 12435240), (1730, 12212412), (1797, 11757080), (2076, 10177010), (2396, 8817810), (2595, 8141608), (2995, 7054248), (3398, 6217620), (3460, 6106206), (3594, 5878540), (4152, 5088505), (4792, 4408905), (5097, 4145080), (5190, 4070804), (5990, 3527124), (6796, 3108810), (6920, 3053103), (7188, 2939270), (8495, 2487048), (8985, 2351416), (10194, 2072540), (10380, 2035402), (11980, 1763562), (13592, 1554405), (14376, 1469635), (16990, 1243524), (17970, 1175708), (20388, 1036270), (20760, 1017701), (23960, 881781), (25485, 829016), (33980, 621762), (35940, 587854), (40776, 518135), (50970, 414508), (67960, 310881), (71880, 293927), (101940, 207254), (103627, 203880)]